Inventor

HAMA YASUYOSHI

JP2 patents

⚠️ This page may combine multiple inventors who share the name “HAMA YASUYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SETO TAKESHI

1 patent

US8998938B2Apr 7, 2015

Fluid ejection device, driving method of fluid ejection device, and operating instrument

SETO TAKESHI4 citations70

SEIKO EPSON CORP

1 patent

US11780221B2Oct 10, 2023

Liquid ejection device

SEIKO EPSON CORP0 citations48